citizenlab.ca

Observed 2026-07-18T13:52:02.269916055+00:00 (6m ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byGoogle Workspace

Secured byGoogle Trust Services

Registered withTucows.com Co.

Also usesGoogle Search Console

IPv6 · tranco_40k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat citizenlab.ca actually stands on - every host below is a signed observation

citizenlab.ca

A / AAAA

104.21.55.9172.67.170.92606:4700:3033::ac43:aa092606:4700:3037::6815:3709

Cloudflareserves the site

woz.ns.cloudflare.comlorna.ns.cloudflare.com

cloudflare.comanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

citizenlab.ca

Google Trust Servicesissued its certificate

DNS Records

A 2

104.21.55.9
172.67.170.9

AAAA 2

2606:4700:3033::ac43:aa09
2606:4700:3037::6815:3709

MX 5

1aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com
10alt3.aspmx.l.google.com
10alt4.aspmx.l.google.com

TXT 4

v=spf1 include:_spf.google.com ~all
asv=3b89e50ab427754895bc26703442931d
google-site-verification=jCVDR07f1QU7IUIRXNNuAj1nYcSGWmQ4vjbyv1zidSU
v=DMARC1; p=reject; rua=mailto:b4a41bd99a7c49d390a3c8263bd94ca1@dmarc-reports.cloudflare.net,mailto:admin@citizenlab.ca; ruf=mailto:admin@citizenlab.ca

NS 2

woz.ns.cloudflare.com
lorna.ns.cloudflare.com

SOA 1

lorna.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`citizenlab.ca`	C=US, O=Google Trust Services, CN=WE1	Mon, 05 Oct 2026 10:55:17 +0000
`WE1`	C=US, O=Google Trust Services LLC, CN=GTS Root R4	Tue, 20 Feb 2029 14:00:00 +0000
`GTS Root R4`	C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA	Fri, 28 Jan 2028 00:00:42 +0000

Subdomains (0)

None observed.

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for citizenlab.ca. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/citizenlab.ca">
  <img src="https://domaindrift.io/badge/citizenlab.ca.svg"
       width="300" height="64" alt="DomainDrift signed observations for citizenlab.ca">
</a>

Ed25519 Receipt

Receipt ID: dd0c5057-88fb-449a-a567-93d5a5d72266
Output Hash: 8e043c2d3c959f82b2dce221eec912fcd10c52f0babb3f59991768cdf2fd8016
Signature: ed25519:d0001d7747647526f6fa07fae1e611a7ba7269a7852ca900bea19a9878aa2275d39e074341353bd7f0148beebabc6b6bed9c19ecf13ee288e48cdd8f676cd905
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/citizenlab.ca